>sp|P22638|HEPA_NOSS1 Heterocyst differentiation ATP-binding protein HepA OS=Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576) OX=103690 GN=hepA PE=2 SV=3 MPKSPHKLFKANSFWKENNLILREIKHFRKIAILAVIFSFLAASFEGVSIGFLLSFLQKL TSPNDPIQTGISWVDMILAADAWPIPPIYRISLLILLSTWMRATFNYFGGVYTESAQLNL ADRLHKQIFEQLQALRLSYFAQTRSGELINTITTEIERIKQGFSGLAFVLTRIMTVCVYF VVMFSISWQLSIISVLIFLLLAVGLSTLNKRVRETSFGISHANAQFTAVAVEFINGIRTI QAFGTQEFERQRFYKASTNQLNAAIKVVLAWTLVKPIAEGIATTVLISLIVISFATFTLP VASLLTFFFVLVRVIPNIQDINGTVAFLSTLQGSSENIKNILQTNNKPYLKNGKLHFQGL KRSIDLVSVDFGYTADNLVLNNITLTIERGKTTALVGASGAGKTTLADLIPRFYDPTEGQ ILVDGLDVQYFEINSLRRKMAVVSQDTFIFNTSIRDNIAYGTSGASEAEIREVARLANAL QFIEEMPEGFDTKLGDRGVRLSGGQRQRIAIARALLRDPEILILDEATSALDSVSERLIQ ESIEKLSVGRTVIAIAHRLSTIAKADKVVVMEQGRIVEQGNYQELLEQRGKLWKYHQMQH ESGQTNS